asterion

noun

Meaning

The anatomical point on the skull where the lambdoid, occipitomastoid, and parietomastoid sutures meet.

Examples

  • The surgeon carefully located the asterion before beginning the craniotomy.
  • Variations in the position of the asterion can complicate certain neurosurgical approaches.

Synonyms: cranial landmark, anatomical point, suture junction, craniometric point